66 1 V2.1

Tuff Torq Tech Support Document

Adjusting Neutral on a Tuff Torq Transmission

General Instructions for Most of our IHT’s

1. Place tractor/rider’s drive axles on jack stands lifting

wheels off floor. Fig. 1

2. Remove necessary vehicle components and shielding to

access fulcrum on the transaxle, so you can make the

adjustment. (see fulcrum location in photo - Fig. 2)

3. Start engine and adjust throttle to obtain high idle

speed (full throttle).

Control

Lever

Fig. 2

4. Hold fulcrum shaft with 8 mm wrench while breaking

loose jam nut with 17 mm wrench. Fig. 3 & Fig. 4

5. Rotate fulcrum shaft clockwise until axle shafts/wheels

start turning.

6. Rotate fulcrum shaft anticlockwise slowly until axle

shafts stop and then start turning in opposite rotation.

7. Finally rotate the fulcrum shaft clockwise until the

midpoint is reached between starting points of the

wheels rotating in opposite directions

Fig. 3

Fig. 4

Continued on next page

Fig. 1

66 2 V2.1

Tuff Torq Tech Support Document

Adjusting Neutral on a Tuff Torq Transmission

General Instructions for Most of our IHT’s

8. Hold fulcrum shaft with a (8 mm)

wrench while tightening the (17 mm)

hex, jam nut.

9. Confirm NO rotation of the axle/

wheels by returning the control (foot

pedal or hand lever) to neutral from

both forward and reverse.

10. Stop engine and remove drive axles

from jack stands, placing wheels back

on floor.

11. Reinstall all components removed ear-

lier for accessing fulcrum area.

Fig. 3

Fig. 4

Thank you.

For additional questions or more in depth

explanation you can always contact the

Tuff Torq Service Tech Team at

866.572.3441

salessrvc@tufftorq.com

mailto:salessrvc@tufftorq.com